paypro: fix pem/der functions.
paypro: fix pem/der functions.

bitpay/bitcore,Bushstar/bollycore,Bushstar/feathercore,Bushstar/feathercore,martindale/bitcore,maraoz/coinforge,TOMOAKI12345/bitcore,janko33bd/bitcore,pembo210/Litecore,MulticoinExplorer/bitcore,iobond/bitcore,martindale/bitcore,UdjinM6/darkcore,Bushstar/bollycore,Bushstar/talentcore,bankonme/bitcore,pnagurny/bitcore,casinocoin/csc-bitcore-v0.1,MonetaryUnit/bitcore,MulticoinExplorer/bitcore,pembo210/Litecore,Bushstar/bollycore,KainiIndustries/hullcore,litecoin-project/litecore,Kefkius/clamcore,UdjinM6/darkcore,iobond/bitcore,genecyber/bitcore,casinocoin/csc-bitcore-v0.1,KainiIndustries/hullcore,Bushstar/talentcore,iobond/bitcore,habibmasuro/reddcore,KainiIndustries/hullcore,sEpuLchEr/bitcore,olalonde/bitcore,sEpuLchEr/bitcore,pnagurny/bitcore,eXcomm/bitcore,UdjinM6/darkcore,Kefkius/clamcore,jcvernaleo/bitcore,MulticoinExplorer/bitcore,MonetaryUnit/bitcore,bitpay/bitcore,Bushstar/talentcore,casinocoin/csc-bitcore-v0.1,bitjson/bitcore,daxxog/clamcore,braydonf/bitcore,sEpuLchEr/bitcore,habibmasuro/reddcore,bitjson/bitcore,eordano/bitcore,UdjinM6/darkcore,habibmasuro/reddcore,eXcomm/bitcore,KainiIndustries/hullcore,Kefkius/clamcore,habibmasuro/reddcore,martindale/bitcore,UdjinM6/darkcore,TeamPiggyCoin/PiggyCore,sEpuLchEr/bitcore,bitpay/bitcore,bilthon/bitcore,Bushstar/feathercore,casinocoin/csc-bitcore-v0.1,KainiIndustries/hullcore,genecyber/bitcore,TeamPiggyCoin/PiggyCore,bitjson/bitcore,adjoinant/bitcore,MulticoinExplorer/bitcore,maraoz/coinforge,Bushstar/talentcore,litecoin-project/litecore,habibmasuro/reddcore,UdjinM6/darkcore,braydonf/bitcore,olalonde/bitcore,KainiIndustries/hullcore,initaldk/bitcore,williamcotton/bitcore,adjoinant/bitcore,jcvernaleo/bitcore,martindale/bitcore,lekkas/bitcore,TOMOAKI12345/bitcore,williamcotton/bitcore,UdjinM6/bitcore-dash,daxxog/clamcore,pembo210/Litecore,bankonme/bitcore,bitjson/bitcore,phplaboratory/bitcore,MulticoinExplorer/bitcore,bitpay/bitcore,janko33bd/bitcore,iobond/bitcore,bilthon/bitcore,iobond/bitcore,sEpuLchEr/bitcore,Kefkius/clamcore,lekkas/bitcore,initaldk/bitcore,GroestlCoin/groestlcore,casinocoin/csc-bitcore-v0.1,phplaboratory/bitcore,casinocoin/csc-bitcore-v0.1,Bushstar/feathercore,eordano/bitcore,Kefkius/clamcore,pembo210/Litecore,Bushstar/bollycore